Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Isocoma

Species:

Isocoma rusbyi

Growth Characteristics

Life Cycle:

Perennial

Growth Habit:

Subshrub

Height:

3-4 ft

Light Requirements:

Full Sun

Drought Tolerance:

High

Bloom Months:

aug, sep, oct, nov

Bloom Colors:

Orange, Yellow

Landscaping Shrub:

Yes

Native Range

United States: Arizona, Colorado, New Mexico, Utah

Keystone Species Ranking

Bee Keystone:

★☆☆☆☆ Based on number of native bee species using this genus for pollen and nectar (Source: National Wildlife Federation)

Soil Requirements

Soil Type:

sandy, well-drained, nutrient-poor soil

pH:

6.0 - 8.0 (neutral to slightly alkaline)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

adapted to arid, rocky environments